Ensure you obtained this from a reputable source. If you are prompted to fill out a survey or download a separate "unlocker" for a password, it is highly likely to be a scam or malware.
Part 10 of a likely large archive (indicated by .part10 ). 1mrtls2GB.part10.rar
You cannot open or "review" this single file in isolation because it only contains a portion of the total data. Ensure you obtained this from a reputable source